000 
WWUS45 KVEF 151711
NPWLAS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAS VEGAS NV
1000 AM PDT MON APR 15 2002

.A VERY STRONG LOW PRESSURE SYSTEM WILL SWEEP ACROSS NEVADA TODAY
BRINGING HIGH WINDS TO THE MOJAVE DESERT AND SOUTHERN GREAT BASIN.

TAKE ACTION TO SECURE TRASH CANS...LAWN FURNITURE...AND OTHER LOOSE
OR LIGHTWEIGHT OUTDOOR OBJECTS TODAY. HIGH WINDS CAN TOPPLE
TREES...BLOW WEAKENED ROOFS OFF HOUSES...AND DOWN POWER LINES.

ALSO...PEOPLE PLANNING TRAVEL IN THE AREA ON MONDAY SHOULD BE
PREPARED FOR VERY STRONG OR SUDDEN CROSS WINDS THAT COULD RESULT IN
TEMPORARY LOSS OF CONTROL OF YOUR VEHICLE.  LOCAL AREAS OF BLOWING
DUST AND SAND MAY ALSO SUDDENLY LOWER VISIBILITIES.

NVZ016-017-020-022-152100-
LAS VEGAS VALLEY-WESTERN CLARK AND SOUTHERN NYE COUNTY-NORTHEAST
CLARK COUNTY-SOUTHERN CLARK COUNTY-

...HIGH WIND WARNING TODAY...

SOUTHWEST WINDS OF 30 TO 40 MPH...WITH GUSTS TO 60 MPH WILL OCCUR 
ACROSS THE THE WARNING AREA TODAY. THIS WILL RESULT IN EXTENSIVE 
AREAS OF BLOWING DUST AND POSSIBLE DAMAGE TO STRUCTURES AND TREES. 
THESE STRONG WINDS WILL CONTINUE UNTIL AT LEAST EARLY THIS EVENING.

THE PEAK WIND GUST AT DESERT ROCK AIRPORT IN SOUTHERN NYE COUNTY HAS 
BEEN 66 MPH. LATHROP WELLS ALSO IN SOUTHERN NYE COUNTY HAS REPORTED 
DOWNED POWER POLES AS WELL AS NEAR ZERO VISIBILITY IN BLOWING DUST 
AND SAND. 

THE CLARK COUNTY HEALTH DISTRICT HAS ALSO ISSUED A HEALTH ADVISORY
FOR THE LAS VEGAS VALLEY DUE TO THE POTENTIAL FOR UNHEALTHFUL LEVELS
OF INHALABLE PARTICULATE MATTER RESULTING FROM WIND GUSTS THAT
EXCEED 40 MILES PER HOUR. SENSITIVE PERSONS WITH CHRONIC RESPIRATORY
CONDITIONS, INCLUDING BOTH ELDERLY CITIZENS AND YOUNG CHILDREN,
SHOULD STAY INDOORS UNTIL THE WINDS SUBSIDE.

$$

NVZ018-019-152100-
SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON-

...HIGH WIND WARNING TODAY...

SOUTHWEST WINDS OF 35 TO 45 MPH...WITH GUSTS NEAR 70 MPH...WILL BE
OBSERVED TODAY...ESPECIALLY NEAR PASSES AND EAST/WEST ORIENTED 
CANYONS. 

PEAK WIND GUST SO FAR TODAY AT THE KYLE CANYON RAWS SITE HAS BEEN 60 
MPH.

$$

AZZ001-003-152100-
NORTHWEST DESERTS-NORTHWEST PLATEAU-

...HIGH WIND WARNING TODAY...

WIDESPREAD SOUTHWEST WINDS OF 25 TO 35 MPH...AND GUSTS NEAR 60 MPH...
WILL BE OBSERVED ACROSS NORTHWEST ARIZONA TODAY. THIS WILL RESULT IN 
EXTENSIVE AREAS OF BLOWING DUST AND POSSIBLE DAMAGE TO STRUCTURES 
AND TRESS...ESPECIALLY DURING THE AFTERNOON HOURS.

$$

AZZ002-036-CAZ029-NVZ021-152100-
LAKE HAVASU AND FORT MOJAVE-LAKE MEAD NATIONAL RECREATION AREA-
SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY-

...WIND ADVISORY TODAY...

SOUTH WINDS OF 25 TO 35 MPH...WITH LOCAL GUSTS TO 55 MPH WILL OCCUR 
ACROSS THE ADVISORY AREA TODAY. THIS WILL CREATE ROUGH WATER AND 
HAZARDOUS BOATING CONDITIONS.

$$

CAZ026-027-152100-
DEATH VALLEY NATIONAL PARK-
OWENS VALLEY AND ADJACENT EASTERN SIERRA SLOPES-

...WIND ADVISORY TODAY...

WEST WINDS OF 25 TO 35 MPH...WITH LOCAL GUSTS TO 55 MPH...WILL BE
OBSERVED TODAY. LOCAL GUSTS OVER 60 MPH MAY BE OBSERVED NEAR CANYONS.
THIS WILL CREATE AREAS OF BLOWING DUST AND SAND REDUCING THE 
VISIBILITY TO NEAR ZERO AT TIMES. WIND SPEEDS WILL DIMINISH EARLY 
THIS EVENING.

$$

CAZ028-152100-
SAN BERNARDINO COUNTY DESERTS-

...WIND ADVISORY TODAY...

WIDESPREAD WEST WINDS OF 25 TO 35 MPH...AND GUSTS TO 55 MPH...WILL BE
OBSERVED ACROSS THE HIGH DESERT TODAY. THIS WILL PRODUCE EXTENSIVE
AREAS OF BLOWING DUST WHICH MAY REDUCE VISIBILITIES AND CREATE
HAZARDOUS DRIVING CONDITIONS ALONG PARTS OF INTERSTATE 15 AND 40 IN
SAN BERNARDINO COUNTY. WIND SPEEDS WILL DIMINISH LATER THIS EVENING.

$$

NVZ013>015-152100-
ESMERALDA AND CENTRAL NYE COUNTY-LINCOLN COUNTY-NORTHERN NYE COUNTY-

...WIND ADVISORY TODAY...

SOUTHWEST TO WEST WINDS WILL INCREASE THIS MORNING REACHING SPEEDS
OF 25 TO 35 MPH...WITH GUSTS TO 55 MPH POSSIBLE. WINDS WILL SHIFT
AND BLOW FROM THE NORTHWEST DURING THE AFTERNOON FOLLOWED BY
DIMINISHING WIND SPEEDS THIS EVENING.

$$